ফ্রি সাপ্তাহিক মডেল টেস্ট২৩টি পরীক্ষায় এসেছেপ্রশ্ন ৫২Choose the correct sentence. কBy the time the train arrives, we will being waiting for two hours.খBy the time the train arrives, we will have waited for two hours.গBy the time the train arrives, we will waiting for two hours.ঘBy the time the train arrives, we will be waited for two hours.উত্তর দেখুন